Grille of a truck vehicle



FIG. 1 is a FRONT AND LEFT SIDE PERSPECTIVE view of a grille of a truck vehicle showing our new design;

FIG. 2 is a FRONT ELEVATION view thereof;

FIG. 3 is a REAR ELEVATION view thereof;

FIG. 4 is a LEFT ELEVATION view thereof;

FIG. 5 is a RIGHT ELEVATION view thereof;

FIG. 6 is a BOTTOM PLAN view thereof; and,

FIG. 7 is a TOP PLAN view thereof. 

CLAIM The ornamental design for a grille of a truck vehicle, as shown and described. 